21,200 Answered Questions for the topic algebra 2

Algebra 2 Algebra 1 Calculus

04/14/24

Reduction of a complex number
How can I reduce the expression i127 to the lowest positive power of i?
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Algebra 2 Math Algebra 1

04/14/24

Finding the roots of a given equation
How can I show that the three roots of the equation z3 = 1 are:ω = (-1+ i√(3))/2,ω2 = (-1- i√(3))/2ω3 = 1
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Algebra 2 Math Algebra 1

04/13/24

Solve the system by elimination

Solve the system of equations by elimination. Write as an ordered triple x+y+z=102x-5y+7z=243x-7y=-15
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Algebra 2

04/12/24

Chapter 3 - intermediate algebra

1) A metal stamping plant is considering purchasing a new piece of equipment. The machine they currently use has a setup cost of $1,475 and a cost of $4.50 per impression. The new machine has a... more
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Algebra 2

04/11/24

An element with mass 140 grams decays by 21.6% per minute. How much of the element is remaining after 20 minutes, to the nearest 10th of a gram?
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Algebra 2

04/11/24

A new car is purchased for 21100 dollars. The value of the car depreciates at 10.5% per year. What will the value of the car be, to the nearest cent, after 6 years?
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Algebra 2

04/09/24

Find x in terms of common logs only.

4 * 3x-1 = 42x+3
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Algebra 2

04/05/24

select the simplified form of this expression
(2y^-3)^-5
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Algebra 2

04/05/24

Tell the center and verticles of the ellipse for this equation
x^2/25+y^2/16=1
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Algebra 2

04/05/24

tell the center and radius of the circle for this equation
x^2+6x+y^2+4y=-4
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Algebra 2

04/04/24

What is the sum of the first 7 terms

250+50+10+2+...?
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Algebra 2

04/03/24

Find the present value that will grow to ​$27,000 if interest is 9​% compounded quarterly for 11 quarters.
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Algebra 2

04/03/24

What is an equation of the line that passes through the (-6,8) (3,-4)
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Algebra 2

04/02/24

Find a polynomial function of least degree having only real coefficients, a leading coefficient of 1, and zeros of 2-i and 5-4i.

Find a polynomial function of least degree having only real coefficients, a leading coefficient of 1, and zeros of 2-i and 5-4i.
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Algebra 2

03/29/24

A quadratic function in standard form has a y-int. of 12 and a non-real root of x=-2+2i/sqrt3. Write function in both standard and vertex form
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Algebra 2

03/29/24

The population of a mid-size city doubles every 18 years. The population is presently 168000. Write the equation of a function that represents the population of the city using the shampoo formula
Can someone help me with this? Thank you.
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Algebra 2

03/28/24

Y x 3.5% = 50,882.68. Solves for &. answer
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Algebra 2 Math Calculus

03/28/24

solve the limit of x approaching 0+ of lnx+1/ln(x+1)
this is how I solved it but I dont know if it's correct https://ibb.co/5vLQ0C5this is the limit to solve https://ibb.co/5vLQ0C5
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Algebra 2

03/28/24

The population of a mid-size city every eighteen yeaThe population is presently 168000. Write the equation of a function that represents the population of the city using transformations.
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Algebra 2

03/28/24

A quadratic function in standard form has a y-intercept of 12 and a non-real root of x=-2+2isqrt3. Write the function in both standard and vertex form.
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Algebra 2

03/27/24

For the linear function h(x), if h(0) = -5 and h(5) = 15, which equation defines h?
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Algebra 2

03/26/24

A water tank can be filled in 6 minutes and emptied in 8 minutes. If the drain is accidentally left open when the tank is being filled, how long does it take to fill the tank?
This is a Ratonal Applicaton Problem Please show the steps!
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03/23/24

Linear Algebra NullSpace, Rank
Let A = (a1 a2 a3 a4 a5), where ai is the i-th column of A, for i = 1,..., 5. It is known thata1 = (1 -1 0 0), a3 = (-2 0 1 1), a5 = (-3 3 4 3).Suppose A is row equivalent to R = (1 2 -1 2 -1; 0 1... more
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03/22/24

Linear Algebra (Basis)
Given A^T * A = (3 4 0; 4 10 -3; 0 -3 3).(a) Solve the homogenous system Ax = 0. Explain how you derive your answer.(b) Suppose (A^T * A)^-1 * A^T = (3/5 -4/5 0 3/5 1/5; -1/5 3/5 0 -1/5 -2/5; -1/5... more
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03/22/24

Linear Algebra Row/Col Spaces
Let T = { v1 = (2 1 1 3), v2 = (3 2 0 1), v3 = (1 0 2 5), v4 = (-1 -1 1 2) v5 = (3 2 0 0), v6 = (13 8 2 8 ) }(a) Find a linearly independent subset S of T such that span(S) = span(T).(b) Does T... more
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